} catch (Exception e) {
            fail("processDBFluteSystem should handle unlock/lock properly: " + e.getMessage());
        }
    }

    // Helper method to get TimeZoneProvider from DBFluteSystem using reflection
    private DfFinalTimeZoneProvider getDBFluteSystemTimeZoneProvider() {
        try {

        verifyNfold("kerberos", 8,
                new byte[] { (byte) 0x6b, (byte) 0x65, (byte) 0x72, (byte) 0x62, (byte) 0x65, (byte) 0x72, (byte) 0x6f, (byte) 0x73 });
    }

    /**
     * Helper method to verify n-fold expansion.
     */
    private void verifyNfold(String input, int outlen, byte[] expected) {
        byte[] result = PacMac.expandNFold(input.getBytes(), outlen);

import java.util.List;
import java.util.Map;

import org.codelibs.core.timer.TimeoutTask;
import org.codelibs.fess.Constants;
import org.codelibs.fess.exception.JobProcessingException;
import org.codelibs.fess.helper.ProcessHelper;
import org.codelibs.fess.mylasta.direction.FessConfig;

import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.InputStreamThread;

            fail("Unexpected IOException: " + e.getMessage());
        } catch (ServletException e) {
            assertEquals("Chain ServletException", e.getMessage());
        }
    }

    // Helper method to create mock HttpServletRequest
    private HttpServletRequest createMockHttpServletRequest() {
        return new HttpServletRequest() {
            @Override
            public Object getAttribute(String name) {

import org.codelibs.core.timer.TimeoutTask;
import org.codelibs.fess.Constants;
import org.codelibs.fess.exception.JobProcessingException;
import org.codelibs.fess.exec.Crawler;
import org.codelibs.fess.helper.ProcessHelper;
import org.codelibs.fess.helper.SystemHelper;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.opensearch.config.exbhv.ScheduledJobBhv;
import org.codelibs.fess.util.ComponentUtil;

        assertNotNull("Allow-Origin header should be set", responseHeaders.get("Access-Control-Allow-Origin"));
        assertNotNull("Allow-Methods header should be set", responseHeaders.get("Access-Control-Allow-Methods"));
        assertNotNull("Allow-Headers header should be set", responseHeaders.get("Access-Control-Allow-Headers"));
        assertNotNull("Max-Age header should be set", responseHeaders.get("Access-Control-Max-Age"));

    // ===================================================================================
    //                                                                        Small Helper
    //                                                                        ============
    /**
     * Verifies that the CRUD mode matches the expected mode.
     *
     * @param crudMode the actual CRUD mode

import org.codelibs.fess.app.web.api.ApiResult.ApiUpdateResponse;
import org.codelibs.fess.app.web.api.ApiResult.Status;
import org.codelibs.fess.app.web.api.admin.FessApiAdminAction;
import org.codelibs.fess.helper.PermissionHelper;
import org.codelibs.fess.opensearch.config.exentity.AccessToken;
import org.codelibs.fess.util.ComponentUtil;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.JsonResponse;

/**

        } catch (FessSystemException e) {
            assertEquals(expectedMessage, e.getMessage());
            assertEquals(expectedCause, e.getCause());
        }
    }

    // Test helper class to access protected constructor
    private static class TestFessSystemException extends FessSystemException {
        public TestFessSystemException(String message, boolean enableSuppression, boolean writableStackTrace) {

                assertTrue(value <= 0xFFFF, "Constant " + field.getName() + " value seems unusually large");
            }
        }
    }

    /**
     * Helper method to check if a number is a power of two
     */
    private boolean isPowerOfTwo(int n) {
        return n > 0 && (n & (n - 1)) == 0;
    }